{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2721", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-02-18T21:22:55.103Z", "datePublished": "2026-03-07T01:21:23.814Z", "dateUpdated": "2026-03-07T01:21:23.814Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-03-07T01:21:23.814Z"}, "affected": [{"vendor": "pierrelannoy", "product": "MailArchiver", "versions": [{"version": "*", "status": "affected", "lessThanOrEqual": "4.4.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The MailArchiver plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 4.4.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled."}], "title": "MailArchiver <= 4.4.0 - Authenticated (Administrator+) Stored Cross-Site Scripting via Settings", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/df2674c9-da77-412c-a812-f1749f54d04b?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/mailarchiver/trunk/includes/system/class-form.php#L92"}, {"url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L92"}, {"url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L55"}, {"url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L126"}, {"url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L156"}, {"url": "https://github.com/Pierre-Lannoy/wp-mailarchiver/commit/946c1a700bbecc6080a427fd428de800334af824"}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3465101%40mailarchiver&new=3465101%40mailarchiver&sfp_email=&sfph_mail="}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "baseScore": 4.8, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Ronnachai Chaipha"}], "timeline": [{"time": "2026-02-18T21:38:03.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-03-06T11:56:23.000Z", "lang": "en", "value": "Disclosed"}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The MailArchiver plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 4.4.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled."}], "id": "CVE-2026-2721", "lastModified": "2026-03-07T02:16:12.963", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.7, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-03-07T02:16:12.963", "references": [{"source": "security@wordfence.com", "url": "https://github.com/Pierre-Lannoy/wp-mailarchiver/commit/946c1a700bbecc6080a427fd428de800334af824"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L126"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L156"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L55"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L92"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/mailarchiver/trunk/includes/system/class-form.php#L92"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3465101%40mailarchiver&new=3465101%40mailarchiver&sfp_email=&sfph_mail="}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/df2674c9-da77-412c-a812-f1749f54d04b?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}